Linear Regression

Flashcard
•
Mathematics
•
9th - 12th Grade
•
Hard
+3
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is Linear Regression?
Back
Linear Regression is a statistical method used to model the relationship between a dependent variable and one or more independent variables by fitting a linear equation to observed data.
Tags
CCSS.8.SP.A.2
2.
FLASHCARD QUESTION
Front
What is the equation of a line in Linear Regression?
Back
The equation of a line in Linear Regression is typically expressed as y = mx + b, where m is the slope and b is the y-intercept.
Tags
CCSS.8.EE.B.5
3.
FLASHCARD QUESTION
Front
What does the slope (m) represent in a linear regression equation?
Back
The slope (m) represents the rate of change of the dependent variable (y) for each unit change in the independent variable (x).
Tags
CCSS.8.EE.B.5
4.
FLASHCARD QUESTION
Front
What does the y-intercept (b) represent in a linear regression equation?
Back
The y-intercept (b) represents the value of the dependent variable (y) when the independent variable (x) is zero.
Tags
CCSS.HSF.LE.B.5
5.
FLASHCARD QUESTION
Front
What is a line of best fit?
Back
A line of best fit is a straight line that best represents the data on a scatter plot, minimizing the distance between the line and all the data points.
Tags
CCSS.8.EE.B.5
6.
FLASHCARD QUESTION
Front
What is correlation in statistics?
Back
Correlation is a statistical measure that describes the strength and direction of a relationship between two variables.
Tags
CCSS.HSS.ID.C.9
7.
FLASHCARD QUESTION
Front
What is a positive correlation?
Back
A positive correlation means that as one variable increases, the other variable also tends to increase.
Tags
CCSS.HSS.ID.B.5
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